ISO 18418-1:2016规定了汽油（火花点火）发动机燃油喷射设备中压管端连接的尺寸要求。 它适用于具有60°内锥的外螺纹端部连接（见图1），以及外径不超过10 mm（见表1）的中压燃油喷射管的管端组件。

ISO 18418-1:2016 specifies the dimensional requirements of medium-pressure pipe end-connections for gasoline (spark ignition) engine fuel injection equipment. It is applicable to externally threaded end-connections having a 60° female cone (see Figure 1), as well as to the pipe end assemblies of medium-pressure fuel injection pipes with outside diameters of up to and including 10 mm (see Table 1).